64516456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 66811544

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 79, 89, 124, 148, 158, 178, 248, 296, 316, 356, 632, 712, 1147, 2294, 2449, 2759, 2923, 3293, 4588, 4898, 5518, 5846, 6586, 7031, 9176, 9796, 11036, 11692, 13172, 14062, 19592, 22072, 23384, 26344, 28124, 56248, 90613, 102083, 181226, 204166, 217961, 260147, 362452, 408332, 435922, 520294, 724904, 816664, 871844, 1040588, 1743688, 2081176, 8064557, 16129114, 32258228, 64516456]

約数ペア:

[(1, 64516456), (2, 32258228), (4, 16129114), (8, 8064557), (31, 2081176), (37, 1743688), (62, 1040588), (74, 871844), (79, 816664), (89, 724904), (124, 520294), (148, 435922), (158, 408332), (178, 362452), (248, 260147), (296, 217961), (316, 204166), (356, 181226), (632, 102083), (712, 90613), (1147, 56248), (2294, 28124), (2449, 26344), (2759, 23384), (2923, 22072), (3293, 19592), (4588, 14062), (4898, 13172), (5518, 11692), (5846, 11036), (6586, 9796), (7031, 9176)]